ECCO Women's Biom Hybrid 2 GTX Golf Shoe 100% Leather Imported Synthetic sole Weather resistance - naturally soft, breathable and strong yak leather uppers are treated with hydromax Anatomical last shape - developed by scanning the feet of 2,500 athletes to provide ideal levels of support Technical insole system - a new, ultra-premium insole with silicon printing helps prevent unwanted foot movement during the swing Tour-proven traction - constructed from thermoplastic polyurethane - a highly durable, wear-resistant material - the molded traction bars offer hundreds of traction angles for superb grip Hybrid